#数组运算，直接运算到数组每个元素
import numpy as np
a = np.arange(3,8)
b = np.arange(1,6)
print("a =",a)
print("b =",b)
print("a + b =",a+b)
print("a - b =",a-b)
print("a / b =",a/b)
print("a * b =",a*b)